import Vue from 'vue'
import VueRouter from 'vue-router'


// import Login from '../components/Login.vue'
const Login = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/Login.vue')
// import Home from '../components/Home.vue'
const Home = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/Home.vue')
// import Welcome from '../components/Welcome.vue'
const Welcome = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/Welcome.vue')
// import Users from '../components/user/Users.vue'
const Users = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/user/Users.vue')
// import Rights from '../components/power/Rights.vue'
const Rights = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/power/Rights.vue')
// import Roles from '../components/power/Roles.vue'
const Roles = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/power/Roles.vue')
// import Cate from '../components/goods/Cate.vue'
const Cate = () => import(/* webpackChunkName: "Cate_Params" */ '../components/goods/Cate.vue')
// import Params from '../components/goods/Params.vue'
const Params = () => import(/* webpackChunkName: "Cate_Params" */ '../components/goods/Params.vue')
// import GoodsList from '../components/goods/GoodsList.vue'
const GoodsList = () => import(/* webpackChunkName: "GoodsList_Add" */ '../components/goods/GoodsList.vue')
// import addGoods from '../components/goods/addGoods.vue'
const addGoods = () => import(/* webpackChunkName: "GoodsList_Add" */ '../components/goods/addGoods.vue')
// import Order from '../components/order/Order.vue'
const Order = () => import(/* webpackChunkName: "Order_Report" */ '../components/order/Order.vue')

// import Report from '../components/report/Report.vue'
const Report = () => import(/* webpackChunkName: "Order_Report" */ '../components/report/Report.vue')

Vue.use(VueRouter)


const router = new VueRouter({
  routes: [{
      path: '/',
      redirect: '/login'
    },
    {
      path: '/login',
      component: Login
    },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        {
          path: '/welcome',
          component: Welcome
        },
        {
          path: '/users',
          component: Users
        },
        {
          path: '/rights',
          component: Rights
        },
        {
          path: '/roles',
          component: Roles
        },
        {
          path: '/categories',
          component: Cate
        },
        {
          path: '/params',
          component: Params
        },
        {
          path: '/goods',
          component: GoodsList,
        },
        {
          path: '/good/add',
          component: addGoods
        },
        {
          path: '/orders',
          component: Order
        },
        {
          path: '/reports',
          component: Report
        },
      ]
    }
  ]
})

//挂载路由导航
router.beforeEach((to, from, next) => {
  //to 将要访问的路径
  //from 代表从哪个路径跳转而来
  //next是一个函数，表示放行
  //console.log(to.path)
  if (to.path === '/login') {
    return next()
    // console.log('next()')
  }

  //获取token
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) {
    return next('/login')
  }
  next()
})

export default router